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diff --git a/javascript/videojs/test/unit/tracks/audio-track-list.test.js b/javascript/videojs/test/unit/tracks/audio-track-list.test.js
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+++ b/javascript/videojs/test/unit/tracks/audio-track-list.test.js
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+/* eslint-env qunit */
+import AudioTrackList from '../../../src/js/tracks/audio-track-list.js';
+import AudioTrack from '../../../src/js/tracks/audio-track.js';
+import EventTarget from '../../../src/js/event-target.js';
+
+QUnit.module('Audio Track List');
+
+QUnit.test('trigger "change" when "enabledchange" is fired on a track', function(assert) {
+  const track = new EventTarget();
+
+  track.loaded_ = true;
+  const audioTrackList = new AudioTrackList([track]);
+  let changes = 0;
+  const changeHandler = function() {
+    changes++;
+  };
+
+  audioTrackList.on('change', changeHandler);
+  track.trigger('enabledchange');
+  assert.equal(changes, 1, 'one change events for trigger');
+
+  audioTrackList.off('change', changeHandler);
+  audioTrackList.onchange = changeHandler;
+
+  track.trigger('enabledchange');
+  assert.equal(changes, 2, 'one change events for another trigger');
+
+  audioTrackList.removeTrack(track);
+  audioTrackList.off('change');
+});
+
+QUnit.test('only one track is ever enabled', function(assert) {
+  const track = new AudioTrack({enabled: true});
+  const track2 = new AudioTrack({enabled: true});
+  const track3 = new AudioTrack({enabled: true});
+  const track4 = new AudioTrack();
+  const list = new AudioTrackList([track, track2]);
+
+  assert.equal(track.enabled, false, 'track is disabled');
+  assert.equal(track2.enabled, true, 'track2 is enabled');
+
+  track.enabled = true;
+  assert.equal(track.enabled, true, 'track is enabled');
+  assert.equal(track2.enabled, false, 'track2 is disabled');
+
+  list.addTrack(track3);
+  assert.equal(track.enabled, false, 'track is disabled');
+  assert.equal(track2.enabled, false, 'track2 is disabled');
+  assert.equal(track3.enabled, true, 'track3 is enabled');
+
+  track2.enabled = true;
+  assert.equal(track.enabled, false, 'track is disabled');
+  assert.equal(track2.enabled, true, 'track2 is enabled');
+  assert.equal(track3.enabled, false, 'track3 is disabled');
+
+  list.addTrack(track4);
+  assert.equal(track.enabled, false, 'track is disabled');
+  assert.equal(track2.enabled, true, 'track2 is enabled');
+  assert.equal(track3.enabled, false, 'track3 is disabled');
+  assert.equal(track4.enabled, false, 'track4 is disabled');
+
+  list.removeTrack(track);
+  list.removeTrack(track2);
+  list.removeTrack(track3);
+  list.removeTrack(track4);
+});
+
+QUnit.test('all tracks can be disabled', function(assert) {
+  const track = new AudioTrack();
+  const track2 = new AudioTrack();
+
+  // we need audiotracklist here to verify that it does not
+  // re-enable a track
+  const list = new AudioTrackList([track, track2]);
+
+  assert.equal(track.enabled, false, 'track is disabled');
+  assert.equal(track2.enabled, false, 'track2 is disabled');
+
+  track.enabled = true;
+  assert.equal(track.enabled, true, 'track is enabled');
+  assert.equal(track2.enabled, false, 'track2 is disabled');
+
+  track.enabled = false;
+  assert.equal(track.enabled, false, 'track is disabled');
+  assert.equal(track2.enabled, false, 'track2 is disabled');
+
+  list.removeTrack(track);
+  list.removeTrack(track2);
+});
+
+QUnit.test('trigger a change event per enabled change', function(assert) {
+  const track = new AudioTrack({enabled: true});
+  const track2 = new AudioTrack({enabled: true});
+  const track3 = new AudioTrack({enabled: true});
+  const track4 = new AudioTrack();
+  const list = new AudioTrackList([track, track2]);
+  let change = 0;
+
+  list.on('change', () => change++);
+  track.enabled = true;
+  assert.equal(change, 1, 'one change triggered');
+
+  list.addTrack(track3);
+  assert.equal(change, 2, 'another change triggered by adding an enabled track');
+
+  track.enabled = true;
+  assert.equal(change, 3, 'another change trigger by changing enabled');
+
+  track.enabled = false;
+  assert.equal(change, 4, 'another change trigger by changing enabled');
+
+  list.addTrack(track4);
+  assert.equal(change, 4, 'no change triggered by adding a disabled track');
+
+  list.removeTrack(track);
+  list.removeTrack(track2);
+  list.removeTrack(track3);
+  list.removeTrack(track4);
+  list.off();
+});